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2011
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Questions Asked on February 11, 2011

A hawk is flying horizontally at 10 m/s in a straight line 200m above the ground. A mouse it was carrying is released from its
1. 1 answer
2. asked by Shannon
3. 7,675 views
A muscle builder holds the ends of a massless rope. At the center of the rope, a 7.9-kg ball is hung. Each end of the rope
1. 4 answers
2. asked by April
3. 5,743 views
A helium balloon is filled to a volume of 2.88 x 10^3L at 722 mm Hg and 19 degrees Celcius. When the balloon is released, it
1. 4 answers
2. asked by Ageha
3. 4,718 views
What is the percent by volume of isopropyl alcohol in a solution that contains 24 mL of isopropyl alcohol in 1.1 L of water?this
1. 3 answers
2. asked by Anonymous
3. 3,508 views
True or False?If the inverse function of f exists, and the graph of f has a y-intercept, the y-intercept of f is an x-intercept
1. 4 answers
2. asked by Steve
3. 3,470 views
which sample of matter is a mixture (1)H2O(s) (2)H2O(l) (3) NaCl(l) (4)NaCL(aq)please explain the answe !
1. 3 answers
2. asked by Alex
3. 3,314 views
farmer Linton wants to find the best time to take her hogs to market. The current price is 88cents per pound, and her hogs weigh
1. 6 answers
2. asked by anonymous
3. 3,045 views
What is the percent by mass of 3.55 g NaCl dissolved in 88 g H2O?2. A solution is made by adding 1.23 moles of KCl to 1000.0 g
1. 3 answers
2. asked by Anonymous
3. 2,841 views
A 30.0 kg child slides down a long slide in a playground. She starts from rest at a height h1 of 18.00 m. When she is partway
1. 1 answer
2. asked by Megan
3. 2,390 views
the lowest frequency we can hear is about 20hz. calculate the wavelength associated with this frequency for sound that travels
1. 3 answers
2. asked by charlie
3. 2,156 views
according to data from the national safety council, the fatal-accident rate per 100,000 licensed drivers can be approximated by
1. 2 answers
2. asked by anonymou
3. 2,147 views
find the lengths of the sides of a triangle whose perimeter is 37. The measure of the first side of the triangle is 8 less than
1. 3 answers
2. asked by Zach
3. 2,039 views
HA(aq)+ H2O (l) <-> H3O+(aq)+ A¯ (aq)Given the reaction above, which of the following will cause an increase in the pH of an
1. 1 answer
2. asked by Michael
3. 1,987 views
The last 4 weekly values of sales were 80, 100, 105, and 90 units. The last four forecass were 60, 80, 95, and 75 units. These
1. 2 answers
2. asked by Sam
3. 1,966 views
Pat Kan owns a factory that manufactures souvenir key chains. Her weekly profit (in hundreds of dollars) is given by
1. 3 answers
2. asked by anonymous
3. 1,931 views
solve and simplify 6 to the 4th power * 6 to the 2nd power
1. 9 answers
2. asked by john
3. 1,930 views
Amanda will rent a car for the weekend. She can choose one of two plans. The first plan has an initial fee of $75 and costs an
1. 3 answers
2. asked by Ilene
3. 1,810 views
IRS Federal Agency. List the URL address. Considering the informatioin on the website, briefly describe the mission of the
1. 1 answer
2. asked by Jinx
3. 1,752 views
Letf(x) = x3 − 7x2. Find the point(s) on the graph of f where the tangent line is horizontal. (x, y) = I already got the
1. 1 answer
2. asked by Anonymous
3. 1,733 views
calculate the speed of waves in a puddle that are 0.15m apart and made by tapping the water surface twice each second
1. 1 answer
2. asked by charlie
3. 1,683 views
What volume of lead (of density 11.3 g/cm3) has the same mass as 304 cm3 of a piece of redwood (of density 0.38 g/cm3?(Answer in
1. 2 answers
2. asked by ND
3. 1,658 views
5x + 10 =10y solve for ydoes y= 5x/10 + 1
1. 1 answer
2. asked by Plz Help
3. 1,621 views
Questions about Henry Ford the inventor:1. Why was Ford not satisfied with the Model T at first? 2. How would working in a
1. 4 answers
2. asked by Kat
3. 1,605 views
the length of the base of a triangle is 4 times its altitude. if the area of a triangles is 162cm2 find the altitude
1. 1 answer
2. asked by annette
3. 1,599 views
a 27 g arrow is shot horizontally. the bowstring exerts an average force of 75 N on the arrow over a distance of 78 cm. detrmine
1. 1 answer
2. asked by alyihsa
3. 1,575 views
What is the 4 step process when finding the slope of the tangent line at any given point?
1. 2 answers
2. asked by Anonymous
3. 1,565 views
If a 60 kg person stands on a low wall with her full weight on the ball of one foot and the heel free to move, the stretch of
1. 1 answer
2. asked by mady
3. 1,560 views
A 70-kg ancient statue lies in the bottom of the sea. It’s volume is 3.0 x 104 cm 3 How . much force is needed to lift it?
1. 1 answer
2. asked by Force
3. 1,551 views
What is the percent by mass of 3.55 g NaCl dissolved in 88 g H2O?2. A solution is made by adding 1.23 moles of KCl to 1000.0 g
1. 1 answer
2. asked by Anonymous
3. 1,546 views
1. The Stubborn Child Law enacted by Massachusetts in 1646 permitted parents toA. use corporal punishment when children
1. 5 answers
2. asked by Kate
3. 1,438 views
while watching ocean waves at the dock of the bay. otis notices that 10 waves pass beneath him in 30 seconds. he also notices
1. 1 answer
2. asked by charlie
3. 1,419 views
You win $4 if you flip a coin twice and get tails both times. For any other outcome you get nothing. What is the expected value?
1. 1 answer
2. asked by tearria
3. 1,392 views
How did Medieval Europe lay the groundwork for the re-birth of Europe (Renaissance)? What conditions existed that allowed Europe
1. 2 answers
2. asked by Christina
3. 1,363 views
In 1995, the life expectancy of males in a certain country was 64.8 years. In 1999, it was 67.2 years. Let E represent the life
1. 2 answers
2. asked by Kimi
3. 1,359 views
The floor tile is one square foot. The kitchen floor was covered with 100 floor tiles. What was the area of the kitchen floor in
1. 3 answers
2. asked by marla
3. 1,357 views
A sprinter accelerates at 4 m/s2 for 3 seconds, and then runs the rest of the race at a constant speed. If the race is 100 m,
1. 1 answer
2. asked by Bob
3. 1,349 views
at what temperature will nitrogen gas have a density of 1.13 grams/meters at a pressure of 1.09 ATM
1. 1 answer
2. asked by Ari
3. 1,343 views
a sample of gas has a volume of 12liters at 0 degrees celcius and 380 torr. what will be its volume whent the pressure is
1. 1 answer
2. asked by melissa
3. 1,321 views
can someone help me with some information on each one of this.Employee Receives Either Rewards or Punishments Employee
1. 0 answers
2. asked by Denese
3. 1,278 views
1. CheckPoint: Greek and Roman Architecture• Resource: Ch. 15 of A World of Art • Write a summary comparing the
1. 1 answer
2. asked by bob
3. 1,273 views
i have to write an acrostic poem on the word black...help me please and thank you.
1. 3 answers
2. asked by blanca
3. 1,265 views
What Is The Area Of A Circle If The Radius Is 10 Inches?
1. 1 answer
2. asked by Bob
3. 1,263 views
A rectangle with an area of 32 inches squared has one side measuring 4 inches. A similar rectangle has an area of 288 inches
1. 1 answer
2. asked by Tori
3. 1,262 views
can someone help me with some information on each one of this.Employee Receives Either Rewards or Punishments Employee
1. 0 answers
2. asked by Denese
3. 1,246 views
A small bead of mass m is free to slide along a long, thin rod without any friction. The rod rotates in a horizontal plane about
1. 0 answers
2. asked by 0255872
3. 1,230 views
Describe a physical traits of the trait theories associated with criminal behavior and provide an example of a recent criminal
1. 1 answer
2. asked by kathy
3. 1,212 views
Final Project paper.how do i go about setting up my paper to make sure i discuss all of the things that are being asked of me
1. 5 answers
2. asked by Whitney
3. 1,205 views
An isosceles triangle and a rectangle share a base. The area of the rectangle is 4 times the area of the triangle. The area of
1. 2 answers
2. asked by Mary
3. 1,193 views
Health Club ScheduleThe time per workout an athlete uses a stairclimberis normally distributed with a mean of 20 mins and a
1. 1 answer
2. asked by Jessica
3. 1,170 views
A guitar string, destined to be an upper E string, has length 100 cm and mass 0.400 g.a. What is its mass per unit length? u =
1. 1 answer
2. asked by Nick
3. 1,170 views
Calculate the pH after 0.12 mol of NaOH is added to 1.00 L of 0.60 M HF and 1.06 M KF
1. 1 answer
2. asked by michele
3. 1,158 views
What does the Georgia Forestry Commission do? How can they do more to help?Website address please also.
1. 3 answers
2. asked by Demarcus
3. 1,146 views
The space probe Deep Space 1 was launched on October 24, 1998. Its mass was 474 kg. The goal of the mission was to test a new
1. 0 answers
2. asked by Hannah
3. 1,128 views
Use modern advertisements to show examples of gender roles and how they are changing. pls. answer by 7:00 a.m. Eastern time.
1. 3 answers
2. asked by Alex L.
3. 1,119 views
2 CO (g) + O2 (g) --> 2 CO2 (g)The mechanism below has been proposed for this reaction; (slow) O2 + CO --> CO2 + O (fast) O + CO
1. 1 answer
2. asked by John
3. 1,104 views
A spacecraft is on a journey to the moon. At what point, as measured from the center of the earth, does the gravitational force
1. 1 answer
2. asked by Hannah
3. 1,095 views
Two blocks are connected by a rope that passes over a set of pulleys. One block has a weight of 412 N, and the other has a
1. 0 answers
2. asked by Hannah
3. 1,087 views
A square of aluminum foil measuring 3.20 inches on each side weighs 275 mg. The density of aluminum is 2.70 g/cm3. Find the
1. 1 answer
2. asked by Katie
3. 1,084 views
Boeing Company is the largest manufacturer of commercial aircraft in the United States and is a major employer in Seattle,
1. 1 answer
2. asked by Anonymous
3. 1,079 views
Why does eugenol and d-limonene dissolve in dichloromethane?
1. 1 answer
2. asked by Mel
3. 1,078 views
A uniform plank of length L leans against a vertical wall, its head a distance h above the horizontal ground. If we let go of
1. 0 answers
2. asked by OPTIPLEX
3. 1,078 views
What is the percent by mass of 3.55 g NaCl dissolved in 88 g H2O?
1. 1 answer
2. asked by Anonymous
3. 1,065 views
Identify the main purpose of a persuasive essay and the elements necessary for it to be effective.Above is the question I had to
1. 3 answers
2. asked by Jim
3. 1,046 views
A proton is moving toward a charge of + 2.8 nC. On its way in to the charge it passes Point B at 4.5 cm from the charge and then
1. 0 answers
2. asked by So Confused
3. 1,046 views
3 H2 (g) + N2 (g) --> 2 NH3 (g)How many liters of ammonia gas can be produced from 10.0 L of N2 and 20.0 L of H2? Assume all
1. 1 answer
2. asked by James
3. 1,040 views
Which of the following forms a solid with non-directional covalent bonds?A) neon B) chlorine C) copper D) carbon E) selenium
1. 1 answer
2. asked by Anthony
3. 1,040 views
1. An important similarity shared by walt whitman and emily dickinson are?A. Fondness for big cityiving B. obscurity during
1. 1 answer
2. asked by Anonymous
3. 1,030 views
The shirt that Jack stole was worth just three dollars, so he was only charged with a _________.
1. 1 answer
2. asked by Jennifer
3. 1,018 views
hey everyone, i have a question, by looking at a particular graph, how will you estimate the amount that is asked in a problem?
1. 1 answer
2. asked by anonymous
3. 1,016 views
If the ball is in equilibrium when the stringmakes a 25.9 ◦ angle with the vertical as indicated, what is the net charge on
1. 0 answers
2. asked by Rachel
3. 1,015 views
Find the volume of the solid formed by rotating the region enclosed by y=e^(2x)+3 y=0, x=0, x=0.9 about the x-axis.
1. 1 answer
2. asked by Anonymous
3. 1,014 views
When copper wire is placed into a silver nitrate solution, silver crystals and copper(II) nitrate solution form. If 57.1 g
1. 1 answer
2. asked by Anonymous
3. 1,007 views
Three point charges with values = 4.00 , = 1.00 , and = 7.00 are placed on three consecutive corners of a square whose side
1. 0 answers
2. asked by Margaret
3. 999 views
(a) What is the electric potential energy in joules of two electrons separated by 1.98 nm? (b) What would be it be if the
1. 0 answers
2. asked by Bob
3. 979 views
an electric heater provides 2kW of power when connected to a 120 V potential difference. what is the current through the heater?
1. 0 answers
2. asked by Musha
3. 977 views
the influence of the magnitude of the surface area on the rate of reaction of a specific reaction using rennies tables
1. 0 answers
2. asked by de kuilen
3. 971 views
You can answer any 8 questions from the 12 questions on an exam. In how many different ways can you choose the 8 questions,
1. 3 answers
2. asked by Rachal
3. 964 views
A student found that her mixture was 15% NH4Cl, 20% NaCl, and 75% SiO2. Assuming her calculations are correct, what is the most
1. 0 answers
2. asked by Anonymous
3. 960 views
Write a word using capital letters. Your word needs to have 5 acute, 2 obtuse, and 5 right angles?
1. 1 answer
2. asked by mekhi
3. 947 views
A man seeking to set a world record wants to tow a 106000-kg airplane along a runway by pulling horizontally on a cable attached
1. 0 answers
2. asked by Hannah
3. 942 views
There are 3 charges situated on the x-axis: a +3.0 nC charge at (-3 cm, 0), a +4.0 nC charge at the origin (0, 0) and a -6.0 nC
1. 0 answers
2. asked by Mr. Science
3. 931 views
A spy satellite is in circular orbit around Earth. It makes one revolution in 6.05 hours. (Radius of the Earth=6.371 106 m)(a)
1. 0 answers
2. asked by Renee
3. 930 views
Kathy Kool buys a sports car that can accelerate at the rate of 5.00 m/s2. She decides to test the car by racing with another
1. 0 answers
2. asked by chuikia
3. 929 views
Evaluate the function f(x) = -x2 + 5 for x = 4
1. 1 answer
2. asked by clay
3. 927 views
You are traveling in a convertible with the top down. The car is moving at a constant velocity 22.7 m/s, due east along flat
1. 0 answers
2. asked by dyer
3. 912 views
A police car is travelling in a straight line with constant speed vp.A truck travelling in the same direction with speed 3/2 vp
1. 0 answers
2. asked by shaiz
3. 907 views
determine the molarity of a 18 ml sample of HCl solution that is required to prepare 30 ml of 2.3 M HCl solution?
1. 1 answer
2. asked by linda
3. 907 views
Two stationary point charges of 5.00 and 2.00 are separated by a distance of 60.0 . An electron is released from rest at a point
1. 1 answer
2. asked by Margaret
3. 896 views
whats a funny social study story
1. 1 answer
2. asked by crystal
3. 888 views
What is the value of x so that the perimeter of the triagle is at least 57?14 on left side x + 4 on right side 2x-3 on the
1. 3 answers
2. asked by Missy
3. 888 views
What is the percent by mass of 3.55 g NaCl dissolved in 88 g H2O?2. A solution is made by adding 1.23 moles of KCl to 1000.0 g
1. 1 answer
2. asked by Anonymous
3. 885 views
Is it possible for the geometric mean and the arithmetic meam of two numbers,a and b, to be the same? explain.can you help me
1. 1 answer
2. asked by mike
3. 881 views
how do a reserch papaer on marian anderson
1. 1 answer
2. asked by hailey
3. 875 views
At a height of 15 meters above the surface of a lake, a sound pulse is generated. The echo from the bottom of the lake returns
1. 1 answer
2. asked by Kristina
3. 872 views
you want to buy a shirt that costs $20. The sales tax is 7.25%.What is the total cost of the shirt?
1. 1 answer
2. asked by gerardo
3. 845 views
A parallel plate capacitor is made of two 3.0 cm x 3.0 cm square plates that are separated by 1.0 mm are connected to a12.0 V
1. 1 answer
2. asked by So Confused
3. 836 views
Q1 and Q2, when separated by a distance of 2 m, experience a force of repulsion eqaul to 1.8 N.(a) What will the force of
1. 1 answer
2. asked by Anonymous
3. 828 views
would you say:her aspiration of freedom or her aspiration for freedom ?
1. 3 answers
2. asked by Haley
3. 827 views
A test rocket is fired vertically upward from a well. A catapult gives it an initial speed of 81.0 m/s at ground level. Its
1. 0 answers
2. asked by chuikia
3. 827 views
Compute.3/2 - 4 1/3 The answer I got was 4 2/1.
1. 1 answer
2. asked by Martha
3. 815 views

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